28284200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 76334400

約数和(自身を除く): 48050200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 89, 100, 140, 175, 178, 200, 227, 280, 350, 356, 445, 454, 623, 700, 712, 890, 908, 1135, 1246, 1400, 1589, 1780, 1816, 2225, 2270, 2492, 3115, 3178, 3560, 4450, 4540, 4984, 5675, 6230, 6356, 7945, 8900, 9080, 11350, 12460, 12712, 15575, 15890, 17800, 20203, 22700, 24920, 31150, 31780, 39725, 40406, 45400, 62300, 63560, 79450, 80812, 101015, 124600, 141421, 158900, 161624, 202030, 282842, 317800, 404060, 505075, 565684, 707105, 808120, 1010150, 1131368, 1414210, 2020300, 2828420, 3535525, 4040600, 5656840, 7071050, 14142100, 28284200]

約数ペア:

[(1, 28284200), (2, 14142100), (4, 7071050), (5, 5656840), (7, 4040600), (8, 3535525), (10, 2828420), (14, 2020300), (20, 1414210), (25, 1131368), (28, 1010150), (35, 808120), (40, 707105), (50, 565684), (56, 505075), (70, 404060), (89, 317800), (100, 282842), (140, 202030), (175, 161624), (178, 158900), (200, 141421), (227, 124600), (280, 101015), (350, 80812), (356, 79450), (445, 63560), (454, 62300), (623, 45400), (700, 40406), (712, 39725), (890, 31780), (908, 31150), (1135, 24920), (1246, 22700), (1400, 20203), (1589, 17800), (1780, 15890), (1816, 15575), (2225, 12712), (2270, 12460), (2492, 11350), (3115, 9080), (3178, 8900), (3560, 7945), (4450, 6356), (4540, 6230), (4984, 5675)]